CATH Classification

Domain Context

CATH Clusters

Superfamily Trypsin-like serine proteases
Functional Family Prothrombin

Enzyme Information

3.4.21.5
Thrombin.
based on mapping to UniProt P00734
Selective cleavage of Arg-|-Gly bonds in fibrinogen to form fibrin and release fibrinopeptides A and B.
-!- More selective than trypsin and plasmin. -!- Belongs to peptidase family S1. -!- Formerly EC 3.4.4.13.

UniProtKB Entries (2)

P00734
THRB_HUMAN
Homo sapiens
Prothrombin
P01050
HIRV1_HIRME
Hirudo medicinalis
Hirudin variant-1

PDB Structure

PDB 1BB0
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
Highly selective mechanism-based thrombin inhibitors: structures of thrombin and trypsin inhibited with rigid peptidyl aldehydes.
Krishnan, R., Zhang, E., Hakansson, K., Arni, R.K., Tulinsky, A., Lim-Wilby, M.S., Levy, O.E., Semple, J.E., Brunck, T.K.
Biochemistry
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